{"product_id":"allen-bradley-1771-a4b-plc-5-16-slot-i-o-chassis-rack","title":"Módulo de Entrada RTD Allen-Bradley 1746-NR8 SLC 500 (Cópia)","description":"\u003ch3\u003e\u003cstrong\u003eDescrição do Produto\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eé um módulo de entrada analógica RTD e resistência de oito canais desenvolvido para a plataforma de controladores programáveis SLC 500. Este módulo é projetado para aplicações de monitorização de temperatura de alta precisão e medição de resistência em sistemas de automação industrial.\u003c\/p\u003e\n\u003cp\u003eO módulo aceita múltiplos tipos de sensores RTD, incluindo elementos de platina, cobre, níquel e níquel-ferro, suportando também dispositivos de entrada de resistência direta. A sua configuração de entrada flexível permite integração em controlo de temperatura de processos, monitorização térmica e sistemas de proteção de máquinas.\u003c\/p\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutiliza tecnologia de conversão sigma-delta para fornecer processamento estável de sinais analógicos com resolução fina de temperatura e rejeição fiável de ruído. É compatível com arquiteturas de hardware SLC 500 fixas e modulares.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEspecificações Técnicas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParâmetro\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eEspecificação\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMarca\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSérie do Produto\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTipo de Produto\u003c\/td\u003e\n\u003ctd\u003eMódulo de Entrada Analógica RTD \/ Resistência\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNúmero do Modelo\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNúmero de Canais de Entrada\u003c\/td\u003e\n\u003ctd\u003e8 Canais\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTipo de Entrada\u003c\/td\u003e\n\u003ctd\u003eRTD e Resistência\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlataforma PLC Compatível\u003c\/td\u003e\n\u003ctd\u003eSistemas Fixos e Modulares SLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrente no Backplane a 5V DC\u003c\/td\u003e\n\u003ctd\u003e100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrente no Backplane a 24V DC\u003c\/td\u003e\n\u003ctd\u003e55 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConsumo Máximo de Energia\u003c\/td\u003e\n\u003ctd\u003e1,82 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDissipação de Potência\u003c\/td\u003e\n\u003ctd\u003e0,5 W a 5V DC, 1,32 W a 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMétodo de Conversão A\/D\u003c\/td\u003e\n\u003ctd\u003eModulação Sigma-Delta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolução de Temperatura\u003c\/td\u003e\n\u003ctd\u003e0,01°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTempo de Atualização\u003c\/td\u003e\n\u003ctd\u003e6 ms a 2 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResposta ao Degrau\u003c\/td\u003e\n\u003ctd\u003e60 ms Entrada, 2,5 ms Saída\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura de Funcionamento\u003c\/td\u003e\n\u003ctd\u003e0°C a 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura de Armazenamento\u003c\/td\u003e\n\u003ctd\u003e-40°C a 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibilidade do Chassis\u003c\/td\u003e\n\u003ctd\u003eQualquer Ranhura Exceto a Ranhura 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeso\u003c\/td\u003e\n\u003ctd\u003e0,75 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTipos de Sensores RTD Suportados\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuporta os seguintes padrões de sensores RTD:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePlatina 100 \/ 200 \/ 500 \/ 1000 Ohm (Alfa 0.00385)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePlatina 100 \/ 200 \/ 500 \/ 1000 Ohm (Alfa 0.003916)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCobre 10 Ohm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNíquel 120 Ohm (Alfa 0.00618)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNíquel 120 Ohm (Alfa 0.00672)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNíquel-Ferro 604 Ohm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGamas de Entrada de Resistência Suportadas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e0 a 150 Ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e0 a 300 Ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e0 a 500 Ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e0 a 1000 Ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eÁreas de Aplicação\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO módulo\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eé normalmente instalado em:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSistemas industriais de monitorização de temperatura\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eControlo de fornos e estufas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomação HVAC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFabrico de processos\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRegulação de processos térmicos\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstalações de tratamento de água\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMonitorização do estado da máquina\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerguntas Frequentes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cstrong\u003eQuantos canais RTD estão disponíveis no 1746-NR8?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eO módulo fornece oito canais de entrada analógica configuráveis independentemente.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eO módulo pode aceitar medições diretas de resistência?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eSim. Para além dos sensores RTD, o\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuporta dispositivos de entrada de resistência direta em múltiplas gamas de resistência.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eQuais sistemas SLC 500 suportam este módulo?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eO módulo é compatível com plataformas SLC 500 fixas e modulares.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePode o módulo ser instalado na Ranhura 0?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eNão. O\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edeve ser instalado em qualquer ranhura disponível do chassis, exceto na Ranhura 0.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43378739937370,"sku":"1771-A4B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-A4B2.jpg?v=1778824943","url":"https:\/\/www.plcmasters.com\/pt\/products\/allen-bradley-1771-a4b-plc-5-16-slot-i-o-chassis-rack","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}